Because you don't use a blockchain unless you really need it.
Despite some of the hype, blockchains are "incredibly inefficient," "It's worth paying the cost when you need the decentralization, but it's not when you don't."
Blockchain is a revolutionary new way of sharing information and is clearly a valuable and transformative technology—but cryptocurrencies are just a fad, the latest bubble from tulips to tech stocks. So, why care about cryptocurrencies at all? In truth, the two are inseparable
What is a blockchain?
Blockchain is a term widely used to represent an entire new suite of technologies. There is substantial confusion around its definition because the technology is early-stage, and can be implemented in many ways depending on the objective.
Selection of intro docs on blockchain technology in english & german as well as first research papers. Learn all about Bitcoin, Ethereum and other crypto currencies, types of blockchains, Web 3.0, crypto economics, tokens, smart contracts, oracles, DApps, DAOs, ICOs, and many more.
This documentation is the result of an ongoing collaborative effort by volunteers from the Ethereum Community. Although it has not been authorized by the The Ethereum Foundation, we hope you will find it useful. We welcome new Contributors.
Like many ideas in the blockchain industry, a general confusion shrouds so called 'smart contracts'.
A new technology made possible by public blockchains, smart contracts are difficult to understand because the term partly confuses the core interaction described.